| Nom Latin | Nom Commun | Famille | |
| | | | |
|
Iris purpurissata Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris pyrrholopha Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris regalis Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris regifulva Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris reticulata M. Bieb. |
|
Iridaceae |
|
|
Iris rhodantha Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris rhodochrysea Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris rivularis Small |
>>Iris giganticaerulea |
Iridaceae |
|
|
Iris rosiflora Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris rosilutea Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris rosipurpurea Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris rubea Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris rubicunda Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris rubrolilacina Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris salmonicolor Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris sanguinea Hornem. |
blood iris |
Iridaceae |
|
|
Iris savannarum Small |
>>Iris hexagona var. savannarum |
Iridaceae |
|
|
Iris schizolopha Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris setosa Pallas ex Link |
beachhead iris |
Iridaceae |
|
|
Iris setosa Pallas ex Link ssp. canadensis (M. Foster ex B.L. Robins. & Fern.) Hultén |
>>Iris setosa var. canadensis |
Iridaceae |
|
|
Iris setosa Pallas ex Link ssp. interior (E. Anders.) Hultén |
>>Iris setosa var. interior |
Iridaceae |
|
|
Iris setosa Pallas ex Link var. canadensis M. Foster ex B.L. Robins. & Fern. |
Canada beachhead iris |
Iridaceae |
|
|
Iris setosa Pallas ex Link var. interior E. Anders. |
wild flag |
Iridaceae |
|
|
Iris setosa Pallas ex Link var. platyrhyncha Hultén |
>>Iris setosa var. interior |
Iridaceae |
|
|
Iris setosa Pallas ex Link var. setosa |
beachhead iris |
Iridaceae |
|
|
Iris shrevei Small |
>>Iris virginica var. shrevei |
Iridaceae |
|
|
Iris sibirica L. |
Siberian iris |
Iridaceae |
|
|
Iris sibirica sensu Thunb., non L. |
>>Iris sanguinea |
Iridaceae |
|
|
Iris spuria L. |
seashore iris |
Iridaceae |
|
|
Iris spuria L. ssp. guldenstaedtiana (Lepech.) Soldano |
|
Iridaceae |
|
|
Iris spuria L. ssp. ochroleuca (L.) Dykes |
seashore iris |
Iridaceae |
|
|
Iris subfulva Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris tectorum Maxim. |
wall iris |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. |
toughleaf iris |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. ssp. chrysophylla (T.J. Howell) Q. Clarkson |
>>Iris chrysophylla |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. ssp. gormanii Piper |
>>Iris tenax ssp. tenax |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. ssp. innominata (Henderson) Q. Clarkson |
>>Iris innominata |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. ssp. klamathensis Lenz |
Klamath iris |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. ssp. tenax |
toughleaf iris |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. ssp. thompsonii (R.C. Foster) Q. Clarkson |
>>Iris thompsonii |
Iridaceae |
|
|
Iris tenax Dougl. ex Lindl. var. gormanii (Piper) R.C. Foster |
>>Iris tenax ssp. tenax |
Iridaceae |
|
|
Iris tenuis S. Wats. |
Clackamas iris |
Iridaceae |
|
|
Iris tenuissima Dykes |
longtube iris |
Iridaceae |
|
|
Iris tenuissima Dykes ssp. purdyiformis (R.C. Foster) Lenz |
longtube iris |
Iridaceae |
|
|
Iris tenuissima Dykes ssp. tenuissima |
longtube iris |
Iridaceae |
|
|
Iris tenuissima Dykes var. purdyiformis R.C. Foster |
>>Iris tenuissima ssp. purdyiformis |
Iridaceae |
|
|
Iris thomasii Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris thompsonii R.C. Foster |
Thompson s iris |
Iridaceae |
|
|
Iris tingitana Boiss. & Reut. [excluded] |
Morocco iris |
Iridaceae |
|
|
Iris tolmieana Herbert |
>>Iris missouriensis |
Iridaceae |
|
|
Iris tridentata Pursh |
savannah iris |
Iridaceae |
|
|
Iris tripetala Walt., non L. f. |
>>Iris tridentata |
Iridaceae |
|
|
Iris tyriana Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris variegata L. |
Hungarian iris |
Iridaceae |
|
|
Iris venulosa Alexander |
>>Iris giganticaerulea |
Iridaceae |
|
|
Iris verna L. |
dwarf violet iris |
Iridaceae |
|
|
Iris verna L. var. smalliana Fern. ex M.E. Edwards |
dwarf violet iris |
Iridaceae |
|
|
Iris verna L. var. verna |
dwarf violet iris |
Iridaceae |
|
|
Iris versicolor L. |
harlequin blueflag |
Iridaceae |
|
|
Iris versicolor L. var. blandescens Nieuwl. |
>>Iris virginica var. shrevei |
Iridaceae |
|
|
Iris versicolor L. var. shrevei (Small) Boivin |
>>Iris virginica var. shrevei |
Iridaceae |
|
|
Iris violilutea Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris violipurpurea Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris violivenosa Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris virginica L. |
Virginia iris |
Iridaceae |
|
|
Iris virginica L. var. shrevei (Small) E. Anders. |
Shreve s iris |
Iridaceae |
|
|
Iris virginica L. var. virginica |
Virginia iris |
Iridaceae |
|
|
Iris viridis Alexander |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris viridivinea Small |
>>Iris hexagona var. hexagona |
Iridaceae |
|
|
Iris wherryana Small |
>>Iris giganticaerulea |
Iridaceae |
|
|
Iris xiphium L. |
Spanish iris |
Iridaceae |
|
|
Iris ×fulvala Dykes [brevicaulis × fulva] |
|
Iridaceae |
|
|
Iris ×nelsonii Randolph [brevicaulis × fulva × hexagona] |
Abbeville iris |
Iridaceae |
|
|
Iris ×robusta E. Anders. [versicolor × virginica] |
|
Iridaceae |
|
|
Iris ×vinicolor Small (pro sp.) [excluded] |
vinicolor iris |
Iridaceae |
|